<template>
  <div id="tar_bar">
    <slot></slot>
  </div>
</template>
<script>
export default {};
</script>
<style>
#tar_bar {
  display: flex;
  background-color: white;
  /* position: fixed;相对应窗口的固定定位 */
  position: fixed;
  bottom: 0px;
  width: 100%;
  z-index: 2;
}
</style>